C Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

C Interview Questions

Questions Answers Views Company eMail

What is the difference between malloc() and calloc()?

3 1861

What is an auto keyword in c?

1099

What is the difference between near, far and huge pointers?

1099

Write a program to check prime number in c programming?

1093

Can we access the array using a pointer in c language?

1050

Write a program to check armstrong number in c?

1132

Write a program to print "hello world" without using a semicolon?

1062

What is an array in c?

1053

Who is the main contributor in designing the c language after dennis ritchie?

1003

What is a union?

1036

What are preprocessor directives in c?

1102

When a c file is executed there are many files that are automatically opened what are they files?

1110

What is the difference between local variable and global variable in c?

1235

What is infinite loop?

1087

Write a program to print “hello world” without using semicolon?

1122

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Un-Answered Questions { C }

To print the pattern 1 2 3 4 5 10 17 18 19 6 15 24 25 20 7 14 23 22 21 8 13 12 11 10 9

2641

Explain what is a stream?

1091

Is register a keyword in c?

1043

Explain how can I read and write comma-delimited text?

1164

Explain about C function prototype?

1092

Why do we need functions in c?

1022

What is floating point constants?

1132

Which header file is used for clrscr?

1057

Is return a keyword in c?

1089

List some of the dynamic data structures in C?

1245

How can I send mail from within a c program?

1032

c program for searching a student details among 10 student details

2093

what is the difference between 123 and 0123 in c?

1208

Explain what is wrong in this statement?

1125

What is the function of this pointer?

1343

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